6101787486 | related cells that live and work together in cell communities | tissues | 0 | |
6101794885 | four main functions of epithelial tissues | 1. protection 2. absorption 3. sensation 4. secretion | 1 | |
6101799139 | main function: protection | from bacteria | 2 | |
6101801677 | main function: absorption | substances entering/ leaving must cross an epithelium | 3 | |
6101804945 | main function: sensation | provide information about external environment | 4 | |
6101806773 | main function: secretion | secretes various substances | 5 | |
6101813822 | main characteristics: cellularity | mostly sheets of cells | 6 | |
6101819971 | main characteristics: specialized contacts | holds cells together(cell junction) | 7 | |
6101823042 | main characteristic: polarity | apical and basical surfaces | 8 | |
6101827820 | main characteristic: attachment | base of epithelium attached to basal lamina (composed of proteins) | 9 | |
6101834441 | main characteristic: avascular | no blood vessels | 10 | |
6101836888 | main characteristic; regeneration | cell division | 11 | |
6101841324 | impermeable junctions prevent molecules from passing the intercellular space | tight junction | 12 | |
6101846381 | bind adjacent cells together and help form an internal tension- reducing network of fibers | desmosomes | 13 | |
6101849665 | communicating allow ions and small molecules to pass from 1 cell to the next | gap junctions | 14 | |
6101856085 | border of epithelial and connective tissue, composed of proteins | basal lamina | 15 | |
6101859911 | ______ are deep to the basal lamina from connective tissue | reticular fibers | 16 | |
6101864327 | includes the basal lamina and the reticular fibers (reticular lamina) | basement membrane | 17 | |
6101867123 | allows movement of substances over the cells | cilia | 18 | |
6101870238 | allows absorption of substances into cell, folds are to increase surface area | microvilli | 19 | |
6101871963 | specialized secretions | glands | 20 | |
6101877117 | lack ducts, secrete directly into tissue fluid that surrounds them, release hormone into blood | endocrine | 21 | |
6101883559 | have ducts, secretes products onto body surfaces(skin) or into body cavities(digestive tube) | exocrine | 22 | |
6101883560 | the pancreas includes | both endocrine and exocrine | 23 | |
6101893334 | simplest of the epithelia, allows passage of materials by diffusion in the lungs | simple squamous | 24 | |
6101899344 | thick membrane composed of several cell layers, protects underlying tissues in areas subjected to abrasion in the skin | stratified squamous | 25 | |
6101907433 | single layer of cube like cells with large spherical central nuclei, secretion and absorption in the kidneys | simple cuboidal | 26 | |
6101912717 | single layer of tall cells with round oval nuclei, absorption in the digestive tract | simple columnar | 27 | |
6101925271 | single layer of cells at different heights some not reaching free surface, secrete substance particularly mucus, propulsion of mucus by ciliary action in the trachea | pseudostratified columnar | 28 | |
6101935657 | resembles both stratified squamous and stratified cuboidal, stretches readily and permits distension of urinary organ by contained urine in the urinary bladder | transitional | 29 |
ap Flashcards
Primary tabs
Need Help?
We hope your visit has been a productive one. If you're having any problems, or would like to give some feedback, we'd love to hear from you.
For general help, questions, and suggestions, try our dedicated support forums.
If you need to contact the Course-Notes.Org web experience team, please use our contact form.
Need Notes?
While we strive to provide the most comprehensive notes for as many high school textbooks as possible, there are certainly going to be some that we miss. Drop us a note and let us know which textbooks you need. Be sure to include which edition of the textbook you are using! If we see enough demand, we'll do whatever we can to get those notes up on the site for you!